$7\mathrm{.}19$ Consider the investment projects given it

Table P$7\mathrm{.}19.$

Assume that MARR $=12\%$ in the following

questions:

$($a$)$ Identify the $i^{**}{(}^{\text{'}}s)$ for each investment. If the

project has more than one $i**,$ identify all of

them.

$($b$)$

$($c$)$

$($d$)$ Compute the MIRR for each project at

MARR $=12\%$

$($e$)$ Determine the acceptability of each project.